package com.example.lib_base.view

import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import androidx.databinding.DataBindingUtil
import androidx.databinding.ViewDataBinding
import androidx.fragment.app.Fragment

abstract class BaseFragment<VDB : ViewDataBinding> :Fragment() {
    protected lateinit var mDataBinding : VDB

    override fun onCreateView(
        inflater: LayoutInflater,
        container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View? {
        mDataBinding = DataBindingUtil.inflate(inflater,getLayoutId(),container,false)
        return mDataBinding.root
    }

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)
        initViews()
    }

    override fun onViewStateRestored(savedInstanceState: Bundle?) {
        super.onViewStateRestored(savedInstanceState)
        savedInstanceState?.run {
            getFragmentState(this)
        }
    }

    override fun onSaveInstanceState(outState: Bundle) {
        super.onSaveInstanceState(outState)
        saveFragmentState(outState)
    }


    protected fun getFragmentState(state: Bundle){

    }

    protected fun saveFragmentState(state: Bundle){

    }

    abstract fun getLayoutId():Int

    protected open fun initViews(){

    }
}